Load AbsoluteSizeSpan(int,boolean) constructor via reflection (c5342472) · Commits · e / os / Mail

src/com/fsck/k9/K9.java

+49 −0

Original line number	Diff line number	Diff line
		@@ -2,6 +2,7 @@
		package com.fsck.k9;

		import java.io.File;
		import java.lang.reflect.Constructor;
		import java.lang.reflect.Method;
		import java.util.ArrayList;
		import java.util.List;
		@@ -22,6 +23,7 @@ import android.os.Environment;
		import android.os.Handler;
		import android.os.Looper;
		import android.text.format.Time;
		import android.text.style.AbsoluteSizeSpan;
		import android.util.Log;

		import com.fsck.k9.activity.MessageCompose;
		@@ -66,6 +68,10 @@ public class K9 extends Application {
		*/
		private static List<ApplicationAware> observers = new ArrayList<ApplicationAware>();

		/**
		* @see K9#createAbsoluteSizeSpan(int)
		*/
		private static Constructor<AbsoluteSizeSpan> sAbsoluteSizeSpanConstructor;

		public enum BACKGROUND_OPS {
		WHEN_CHECKED, ALWAYS, NEVER, WHEN_CHECKED_AUTO_SYNC
		@@ -992,4 +998,47 @@ public class K9 extends Application {
		K9.mAttachmentDefaultPath = attachmentDefaultPath;
		}

		/**
		* Creates an {@link AbsoluteSizeSpan} object.
		*
		* <p>
		* Android versions prior to 2.0 don't support the constructor with two parameters
		* ({@link AbsoluteSizeSpan#AbsoluteSizeSpan(int, boolean)}). So we have to perform some
		* reflection magic to dynamically load the new constructor on devices that support it.
		* For devices with old Android versions we just use the size as pixels (instead of dip).
		* </p>
		*
		* @param size This is used as the {@code size} parameter for the AbsoluteSizeSpan constructor.
		* @return a AbsoluteSizeSpan object with the specified text size.
		*/
		public static AbsoluteSizeSpan createAbsoluteSizeSpan(int size) {
		if (Integer.parseInt(android.os.Build.VERSION.SDK) < 5) {
		// For Android 1.5/1.6 simply use the constructor with only the size parameter.
		// Yes, that will most likely look wrong!
		return new AbsoluteSizeSpan(size);
		}

		if (sAbsoluteSizeSpanConstructor == null) {
		try {
		sAbsoluteSizeSpanConstructor = AbsoluteSizeSpan.class.getConstructor(int.class, boolean.class);
		} catch (Exception e) {
		Log.e(K9.LOG_TAG, "Couldn't get the AbsoluteSizeSpan(int, boolean) constructor", e);

		// Fallback
		return new AbsoluteSizeSpan(size);
		}
		}

		AbsoluteSizeSpan result;
		try {
		result = sAbsoluteSizeSpanConstructor.newInstance(size, true);
		} catch (Exception e) {
		Log.e(K9.LOG_TAG, "Couldn't call the AbsoluteSizeSpan(int, boolean) constructor", e);

		// Fallback
		result = new AbsoluteSizeSpan(size);
		}

		return result;
		}
		}

src/com/fsck/k9/activity/MessageList.java

+2 −3

Original line number	Diff line number	Diff line
		@@ -18,7 +18,6 @@ import android.graphics.drawable.Drawable;
		import android.os.Bundle;
		import android.text.Spannable;
		import android.text.SpannableStringBuilder;
		import android.text.style.AbsoluteSizeSpan;
		import android.text.style.ForegroundColorSpan;
		import android.text.style.StyleSpan;
		import android.util.Log;
		@@ -2166,7 +2165,7 @@ public class MessageList
		0,
		noSender.length(),
		Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
		str.setSpan(new AbsoluteSizeSpan(mFontSizes.getMessageListSender(), true),
		str.setSpan(K9.createAbsoluteSizeSpan(mFontSizes.getMessageListSender()),
		0,
		noSender.length(),
		Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
		@@ -2255,7 +2254,7 @@ public class MessageList
		0,
		message.sender.length() + 1,
		Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
		str.setSpan(new AbsoluteSizeSpan(mFontSizes.getMessageListSender(), true),
		str.setSpan(K9.createAbsoluteSizeSpan(mFontSizes.getMessageListSender()),
		0,
		message.sender.length() + 1,
		Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);